package proto

const (
	// hand proto
	CMD_REQ_SYN   = 1
	CMD_REP_SYN   = 2

	// close proto
	CMD_REQ_FIN   = 3
	CMD_REP_FIN   = 4

	VERSION = 12
	MAGIC   = 9527
	REVERSE = 0x00
	HEADLEN = 0x08

	MAX_PKG_LEN = 60 * 1024 // max package length 60k for 2**16 udp length
)









